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// CODE SNIPPET

808.4 Sky Types

Green Construction Code 2012 of Maryland > 8 Indoor Environmental Quality and Comfort > 808 Daylighting > 808.4 Sky Types
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Sky types as described in Section 808.4.1 or 808.4.2 shall be used in determining the applicable effective aperture in Table 808.3.1.1

808.4.1 United States Sky Types

All states, counties, and territories shall be sky type B, except as named herein. The states and counties in sky type A shall be: all of Arizona; in Nevada the counties of Churchill, Lincoln, Nye, Washoe, and counties south; in New Mexico the counties of Lincoln, Otero, Sandoval, San Juan, Santa Fe, Torrance and counties south; in Texas the counties of Hudspeth, El Paso, and Jeff Davis; in Utah the counties of Iron, Kane, and Washington; and in California all counties except Del Norte, Siskiyou, Modoc, Humboldt, Trinity, and Mendocino. Alaska shall be sky type C.

808.4.2 International Sky Types

All international locations shall be sky type B, except as follows: locations with an annual average of more than 75 percent sunshine during daytime hours shall be sky type A, and locations with an annual average of less than 45 percent sunshine during daytime hours shall be sky type C.

Related Code Sections


808.4 Indoor Environmental Quality and Comfort, Sky Types
Sky types as described in Section 808.4.1 or 808.4.2 shall be used in determining the applicable effective aperture in Table 808.3.1.1 ...
Green Construction Code 2012 of Maryland > 8 Indoor Environmental Quality and Comfort > 808 Daylighting > 808.4 Sky Types
808.3 Indoor Environmental Quality and Comfort, Daylit Area of Building Spaces
transmittance of the fenestration. DA = Daylit area. TABLE 808.3.1.1 MINIMUM EFFECTIVE APERTURE SKY TYPE MINIMUM EFFECTIVE ...
Green Construction Code 2012 of Maryland > 8 Indoor Environmental Quality and Comfort > 808 Daylighting > 808.3 Daylit Area of Building Spaces
605.1.1 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION, Insulation and Fenestration Criteria
be reduced by 10 percent to determine the prescriptive criteria for this code. In Sky Type "C" locations specified in Section 808.4, the skylights ...
Green Construction Code 2012 of Maryland > 6 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION > 605 Building Envelope Systems > 605.1 Prescriptive Compliance > 605.1.1 Insulation and Fenestration Criteria
Section 605 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION, Building Envelope Systems
for this code. In Sky Type "C" locations specified in Section 808.4, the skylights shall not exceed 5 percent of the building roof area ...
Green Construction Code 2012 of Maryland > 6 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION > 605 Building Envelope Systems
605.1 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION, Prescriptive Compliance
for this code. In Sky Type "C" locations specified in Section 808.4, the skylights shall not exceed 5 percent of the building roof area ...
Green Construction Code 2012 of Maryland > 6 ENERGY CONSERVATION, EFFICIENCY AND CO2e EMISSION REDUCTION > 605 Building Envelope Systems > 605.1 Prescriptive Compliance
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